#mammals

We already live a very long time for mammals, getting three times as many heartbeats as a mouse or elephant. It never seems enough though, does it? ↗

— David Brin

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#does #elephant #enough #getting #heartbeats

Geologists are rapidly becoming convinced that the mammals spread from their central Asian point of origin largely because of great variations in climate. ↗

— Ellsworth Huntington

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#because #becoming #central #climate #convinced

Dolphins are social mammals, capable of enjoying their lives. They form close bonds with other members of their group. ↗

— Peter Singer

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#capable #close #dolphins #enjoying #form